<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
<script>
	window.onload = function(){
		document.getElementById("link").onclick = function(){
			alert('点击啦！后盾人');
		}
	}
</script>
	</head>
	<body>
		
		<a href="javascript:void(0);" id="link">后盾人</a>
		
	</body>
</html>
